
/* course发展历程部分 */
.course {
  background-color: #dfe4e7;
}
.course .up {
  height: 60px;
  border-bottom: 1px solid #aaafb3;
  line-height: 60px;
  text-align: center;
}
.course .down {
  line-height: 60px;
}
.course .down {
  padding-bottom: 80px;
}
.course .down h4 {
  line-height: 56px;
  text-align: center;
}
.course .down ul {
  display: flex;
  justify-content: space-between;
}
.course .down ul li {
  margin-top: 10px;
  display: flex;
  width: 395px;
  height: 100px;
  justify-content: space-between;
}
.course .down .s-center ul li div:first-child {
  width: 80px;
  height: 80px;
  background-color: #656c74;
  margin: 10px;
}
.course .down .s-center ul li div:last-child {
  width: 300px;
  color: #424344;
}
.course .down .s-center ul li div:last-child p:first-child {
  line-height: 20px;
  font-size: 16px;
  margin-top: 10px;
  margin-bottom: 5px;
}
.course .down .s-center ul li div:last-child p:last-child {
  line-height: 18px;
  font-size: 12px;
  margin-right: 5px;
}
